12309113 has 2 divisors, whose sum is σ = 12309114. Its totient is φ = 12309112.

The previous prime is 12309103. The next prime is 12309119. The reversal of 12309113 is 31190321.

12309113 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11202409 + 1106704 = 3347^2 + 1052^2 .

It is a cyclic number.

It is not a de Polignac number, because 12309113 - 2⁴ = 12309097 is a prime.

It is not a weakly prime, because it can be changed into another prime (12309119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6154556 + 6154557.

It is an arithmetic number, because the mean of its divisors is an integer number (6154557).

Almost surely, 2^12309113 is an apocalyptic number.

It is an amenable number.

12309113 is a deficient number, since it is larger than the sum of its proper divisors (1).

12309113 is an equidigital number, since it uses as much as digits as its factorization.

12309113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 12309113 is about 3508.4345511923. The cubic root of 12309113 is about 230.8920180207.

Adding to 12309113 its reverse (31190321), we get a palindrome (43499434).

The spelling of 12309113 in words is "twelve million, three hundred nine thousand, one hundred thirteen".